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/*
* blogc: A blog compiler.
* Copyright (C) 2014-2019 Rafael G. Martins <rafael@rafaelmartins.eng.br>
*
* This program can be distributed under the terms of the BSD License.
* See the file LICENSE.
*/
#include <errno.h>
#include <string.h>
#include <stdio.h>
#include <libgen.h>
#include <unistd.h>
#include <stdlib.h>
#include "../common/utils.h"
#include "../common/config-parser.h"
#include "settings.h"
#include "post-receive.h"
int
bgr_post_receive_hook(int argc, char *argv[])
{
int rv = 0;
char *mirror = NULL;
char *hooks_dir = dirname(argv[0]); // this was validated by main()
char *real_hooks_dir = realpath(hooks_dir, NULL);
if (real_hooks_dir == NULL) {
fprintf(stderr, "error: failed to guess repository root: %s\n",
strerror(errno));
return 3;
}
char *repo_path = bc_strdup(dirname(real_hooks_dir));
free(real_hooks_dir);
if (0 != chdir(repo_path)) {
fprintf(stderr, "error: failed to change to repository root\n");
rv = 3;
goto cleanup;
}
// local repository settings should take precedence, so if the repo have
// the 'mirror' remote, just push to it.
// this will be removed at some point, but will be kept for compatibility
// with old setups.
if ((0 == system("git config --local remote.mirror.pushurl > /dev/null")) ||
(0 == system("git config --local remote.mirror.url > /dev/null")))
{
mirror = bc_strdup("mirror");
goto push;
}
bc_config_t *config = bgr_settings_parse();
if (config == NULL) {
fprintf(stderr, "warning: repository mirroring disabled\n");
goto cleanup;
}
char *section = bgr_settings_get_section(config, repo_path);
if (section == NULL) {
fprintf(stderr, "warning: repository mirroring disabled\n");
bc_config_free(config);
goto cleanup;
}
mirror = bc_strdup(bc_config_get(config, section, "mirror"));
free(section);
bc_config_free(config);
if (mirror == NULL) {
fprintf(stderr, "warning: repository mirroring disabled\n");
goto cleanup;
}
push:
{
char *git_cmd = bc_strdup_printf("git push --mirror %s", mirror);
if (0 != system(git_cmd))
fprintf(stderr, "warning: failed push to git mirror\n");
free(git_cmd);
}
free(mirror);
cleanup:
free(repo_path);
return rv;
}
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